Karlovy Vary Weather & Climate: Best Time to Visit

In Karlovy Vary, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a comfortable 23°C (73°F) in July to a very cold 1°C (34°F) in the coolest month, January.

Nights vary from 12°C (54°F) in July to around -4°C (25°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

On average, Karlovy Vary receives a reasonable amount of rain/snowfall, with an annual precipitation of 829 mm (33 in). Karlovy Vary offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month July (96 mm (3.8 in)) and the driest month February (54 mm (2.1 in)) is not too significant. For more details, please visit our Karlovy Vary Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

For those who appreciate different seasons, Karlovy Vary serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 6.5 hours of sunshine daily, and embrace the darker days in December, offering only 1.0 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Karlovy Vary.

The city experiences its highest humidity in December, reaching 87%. In May, the humidity drops to its lowest level at 70%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year